InChI=1/C12H14BrN3O3/c1-8(17)14-7-6-11(18)15-16-12(19)9-4-2-3-5-10(9)13/h2-5H,6-7H2,1H3,(H,14,17)(H,15,18)(H,16,19)/f/h14-16H 791C5A2C1C49107B